GS Biology Questions and Answers
GS Biology questions with answers enhance your general science knowledge, especially for exams like SSC, Railways, and UPSC. Biology is an important branch of general science that deals with the study of life, organisms, and their vital processes. These general science questions and answers cover topics such as cells, human anatomy, genetics, and ecology — frequently asked in competitive exams. Practicing these questions helps you understand biological concepts clearly and boosts your score in the general awareness section. Strengthen your science fundamentals and prepare effectively for multiple-choice questions in upcoming tests.
GS Biology
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195 questions
31. Chromosomes contain-
- Protein only
- DNA and protein
- DNA, RNA and histone
- DNA, RNA, histone and non-histone proteins
32. Which are phagocytes in liver ?
- Kupffer cells
- Aciner cells
- Diter cells
- Hensen's cells
33. Termites digest wood with the help of an enzyme secreted by the-
- Salivary glands
- Cells in the midgut
- Symbiotic protozoa
- Bacteria and fungi outside the body
34. In honeybee colony the drones are produced by-
- Fertilized eggs
- Unfertilized eggs
- Larvae fed upon leaves
- Fasting larvae
36. Body organisation in Hydra is of-
- Tissue grade
- Organ grade
- Cellular grade
- Organ system grade
37. Leech obtains continuous blood flow from its victim by pouring in it-
- Heparin
- Hirudin
- Insulin
- Pepsin
38. Spicules of Sponges are formed by-
- Procytes
- Pinacocytes
- Scleroblasts
- Thesocytes
39. Heterocoelous centrum is a characteristics of-
- Amphibia
- Reptilia
- Birds
- Mammalia
40. The exclusively sedentary protochordate animals are found in the class-
- Pterobranchia
- Larvacea
- Ascidiacea
- Thaliacea